US3348322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moldboard wing
Assignee: OMSTELL IND Inc
•
Filing: 1964-10-06
•
Granted: 1967-10-24
•
Expires: 1984-10-06
Abstract
No abstract record available.
Inventors
- 👤 Richard P Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:50
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7636; E02F3/7659
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A WING ATTACHMENT FOR MOLDBOARD COMPRISING, MEANS FOR MOUNTING THE WING RELATIVE TO THE MOLDBOARD INCLUDING A MOUNTING BASE ATTACHABLE TO THE REAR OF THE MOLDBOARD AND HAVING SPACED COLLARS, A MEMBER CONNECTED TO THE WING AND PIVOTALLY ASSOCIATED WITH SAID COLLARS BY A SLEEVE ALIGNED WITH SAID COLLARS AND A PIVOT PIN EXTENDING THROUGH SAID SLEEVE AND COLLARS, AND A SPACING COLLAR POSITIONABLE BETWEEN ONE OR THE OTHER OF SAID COLLARS AND SAID SLEEVE WHEREBY THE LOCATION OF THE SPACING COLLAR DETERMINES THE HEIGHT OF THE MEMBER AND WING RELATIVE TO THE MOLDBOARD.
References Cited (Backward Citations)
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Cited
US1843260A
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US1993282A
Cited
US2321401A
Cited
US2646633A
Cited
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Cited
US2948973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |